若进行u检验,公式为A.[P1-P2]/SP1-P2B.p一π/SpC.p1-P2/δpD.p--p
若进行u检验,公式为
A.[P1-P2]/SP1-P2
B.p一π/Sp
C.p1-P2/δp
D.p--p2/Sp
E.p一π/δp
若进行u检验,公式为
A.[P1-P2]/SP1-P2
B.p一π/Sp
C.p1-P2/δp
D.p--p2/Sp
E.p一π/δp
A、A. SP = 00H PC = 1000H I/O口= FFH
B、B. SP = 00H PC = 0000H I/O口= 00H
C、C. SP = 07H PC = 0000H I/O口= FFH
D、D. SP = 07H PC = 0000H I/O口= 00H
B. H0:P1=P2,H1:P1
C. H0:π1=π2,H1:π1≠π2
D. H0:π1=π2,H1:π1<π2
E. H0:π1=π2,H1:π1>π2
统计学检验的无效假设和备选假设分别是()
A. H0:P1=P2,H1:P1≠P2
B. H0:P1=P2,H1:P2
C. H0:π1=π2,H1:π1≠π2
D. H0:π1=π2,H1:π1<π2
E. H0:π1=π2,H1:π1>π2
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